@lobehub/ui
Version:
Lobe UI is an open-source UI component library for building AIGC web apps
153 lines (148 loc) • 7.31 kB
JavaScript
'use client';
function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
var _excluded = ["className", "children", "orientation", "hideScrollBar", "size", "offset", "visibility", "isEnabled", "onVisibilityChange", "style"];
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(obj, key, value) { key = _toPropertyKey(key); if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : String(i); }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
function _objectWithoutProperties(source, excluded) { if (source == null) return {}; var target = _objectWithoutPropertiesLoose(source, excluded); var key, i; if (Object.getOwnPropertySymbols) { var sourceSymbolKeys = Object.getOwnPropertySymbols(source); for (i = 0; i < sourceSymbolKeys.length; i++) { key = sourceSymbolKeys[i]; if (excluded.indexOf(key) >= 0) continue; if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue; target[key] = source[key]; } } return target; }
function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
import { cva } from 'class-variance-authority';
import { memo, useMemo, useRef } from 'react';
import { Flexbox } from 'react-layout-kit';
import { useStyles } from "./style";
import { useScrollOverflow } from "./useScrollOverflow";
import { jsx as _jsx } from "react/jsx-runtime";
var ScrollShadow = /*#__PURE__*/memo(function (_ref) {
var className = _ref.className,
children = _ref.children,
_ref$orientation = _ref.orientation,
orientation = _ref$orientation === void 0 ? 'vertical' : _ref$orientation,
_ref$hideScrollBar = _ref.hideScrollBar,
hideScrollBar = _ref$hideScrollBar === void 0 ? false : _ref$hideScrollBar,
_ref$size = _ref.size,
size = _ref$size === void 0 ? 40 : _ref$size,
_ref$offset = _ref.offset,
offset = _ref$offset === void 0 ? 0 : _ref$offset,
_ref$visibility = _ref.visibility,
visibility = _ref$visibility === void 0 ? 'auto' : _ref$visibility,
_ref$isEnabled = _ref.isEnabled,
isEnabled = _ref$isEnabled === void 0 ? true : _ref$isEnabled,
onVisibilityChange = _ref.onVisibilityChange,
style = _ref.style,
rest = _objectWithoutProperties(_ref, _excluded);
var _useStyles = useStyles(size),
cx = _useStyles.cx,
styles = _useStyles.styles;
var domRef = useRef(null);
// 使用滚动检测钩子
var scrollState = useScrollOverflow({
domRef: domRef,
isEnabled: isEnabled && visibility === 'auto',
offset: offset,
onVisibilityChange: onVisibilityChange,
orientation: orientation,
updateDeps: [children]
});
// 决定最终的滚动状态
var finalScrollState = useMemo(function () {
if (visibility === 'always') {
return {
bottom: true,
left: true,
right: true,
top: true
};
}
if (visibility === 'never') {
return {
bottom: false,
left: false,
right: false,
top: false
};
}
return scrollState;
}, [visibility, scrollState]);
// 计算数据属性
var dataAttributes = useMemo(function () {
var attributes = {
'data-orientation': orientation
};
if (orientation === 'vertical') {
if (finalScrollState.top && finalScrollState.bottom) {
attributes['data-top-bottom-scroll'] = true;
} else if (finalScrollState.top) {
attributes['data-top-scroll'] = true;
} else if (finalScrollState.bottom) {
attributes['data-bottom-scroll'] = true;
}
} else {
if (finalScrollState.left && finalScrollState.right) {
attributes['data-left-right-scroll'] = true;
} else if (finalScrollState.left) {
attributes['data-left-scroll'] = true;
} else if (finalScrollState.right) {
attributes['data-right-scroll'] = true;
}
}
return attributes;
}, [orientation, finalScrollState]);
// 计算滚动位置变体
var scrollPosition = useMemo(function () {
if (orientation === 'vertical') {
if (finalScrollState.top && finalScrollState.bottom) return 'top-bottom';
if (finalScrollState.top) return 'top';
if (finalScrollState.bottom) return 'bottom';
} else {
if (finalScrollState.left && finalScrollState.right) return 'left-right';
if (finalScrollState.left) return 'left';
if (finalScrollState.right) return 'right';
}
return 'none';
}, [orientation, finalScrollState]);
var variants = useMemo(function () {
return cva(styles.root, {
defaultVariants: {
hideScrollBar: false,
orientation: 'vertical',
scrollPosition: 'none'
},
/* eslint-disable sort-keys-fix/sort-keys-fix */
variants: {
orientation: {
horizontal: styles.horizontal,
vertical: styles.vertical
},
hideScrollBar: {
true: styles.hideScrollBar,
false: null
},
scrollPosition: {
'none': null,
'top': styles.topShadow,
'bottom': styles.bottomShadow,
'top-bottom': styles.topBottomShadow,
'left': styles.leftShadow,
'right': styles.rightShadow,
'left-right': styles.leftRightShadow
}
}
/* eslint-enable sort-keys-fix/sort-keys-fix */
});
}, [styles]);
return /*#__PURE__*/_jsx(Flexbox, _objectSpread(_objectSpread(_objectSpread({
className: cx(variants({
hideScrollBar: hideScrollBar,
orientation: orientation,
scrollPosition: scrollPosition
}), className),
ref: domRef,
style: style
}, dataAttributes), rest), {}, {
children: children
}));
});
ScrollShadow.displayName = 'ScrollShadow';
export default ScrollShadow;